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The protein present in chromosomes is known as
a) actin 
b) myosin             
c) histone


The number of chromosomes for different species are….
a) same                                 
b) difffernt
c) both a and b                    
d) none of them


The number of chromosomes in human cell is
a) 18      
b) 32                      
c) 46      
d) 48


The number of chromosomes in raddish cell is
a) 18      
b) 32                      
c) 46      
d) 48


The number of chromosomes in onion cell is…
a) 16      
b) 22                      
c) 40      
d) 14



The DNA of prokaryotes is made up of……
a) DNA 
b) protein              
c) RNA